WESTLAKE VILLAGE, Calif. -- The most recent update of the J.D. Power and Associates Automotive Forecasting Services Hybrid-Electric Vehicle Outlook predicts that U.S. hybrid-electric vehicle sales volumes are anticipated to grow by 268 percent between 2005 and 2012. According to the report, hybrid vehicle sales are expected to grow from approximately 212,000 vehicles in 2005 to 780,000 by 2012. Despite the large increase in sales volume, vehicle models utilizing a hybrid-electric powertrain still will remain a small portion of the market, growing from 1.3 percent of U.S. light-vehicle sales in 2005 to 4.2 percent market share by 2012. The hybrid-electric vehicle market has grown from two models and fewer than 10,000 vehicles sold in 2000 to 11 models and an estimated 212,000 vehicles sold in 2005.